The Gatekeeper CRC is a mechanical isolation device offering the customer significant time savings during costly cementing operations. The CRC is designed to be installed with the casing/liner string and when actuated via an inner string assembly, provides a wellbore barrier. The Gatekeeper CRC offers a superior replacement to drillable packer/bridge plug cement retainers, which take multiple rig operations to properly install.

The Gatekeeper CRC is designed, tested, and manufactured to: API 11D1, API 19V V2 type C and API 19AC V3 standards; ensuring the

highest quality tools.